local police or chp. we found officers admitting they were on their cell phones and distracted by the computers in their cars moments before crashing. >> no matter how good you are, distracted driving is a killer. and if you can find ways to reduce the distraction, you'll have fewer deaths and fewer collisions. >> reporter: state senator joe authored the law that bans us from talking or texting on a hand-held cell phone while driving, but the law doesn't apply to police when they're in the line of duty. should that loophole be closed? >> i think the law probably makes sense as written, but i think what we've seen is a lot of local jurisdictions have stepped in to apply their own judgment. >> reporter: and they have. most police agencies in the bay area restrict cell phone use while driving, saying it can cause unnecessary distractions and presents a negative image to the public. most also limit computer use to when the car is stopped or in emergencies. but in oakland, there's no policy to address the use of computers, just cell phones.